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词汇
uranium 238
释义
uranium 238
n.
(名词
noun
)
【化】
铀238(铀的一种同位素,在天然铀中约99.3%比例,用于制造〔1200〕239,符号 〔238↑〕U, U〔↑238〕)
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更新时间:2025/5/4 22:38:46